Home / 150,855.08-208,196.34-96,456.56

Finding the Fourth Proportional to 150,855.08, 208,196.34 and 96,456.56

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Solution

The fourth proportional to 150,855.08, 208,196.34 and 96,456.56 is: 133,120.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,855.08 : 208,196.34 = 96,456.56 : x
  2. Step 2: Convert to fraction form
    150,855.08/208,196.34 = 96,456.56/x
  3. Step 3: Cross multiply
    150,855.08x = 208,196.34 × 96,456.56
  4. Step 4: Simplify right side
    150,855.08x = 20,081,902,760.99
  5. Step 5: Solve for x
    x = 20,081,902,760.99/150,855.08
  6. Step 6: Final answer
    x = 133,120.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.